current batteries
4. Two batteries in series are bucking each other with a resistor. The current and battery voltages?
If the batteries are absolutely identical, then there will be zero current in the resistor.
If one battery is slightly higher in voltage, then the difference in voltages, divided by the resistance of the resistor, will be the current: (Vlarger-Vsmaller) / R = I
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Koolatron Multi-Purpose Adapter 110AC to 12 Volts DC ( Model AC-15) $29.99 Power your Koolatron(r) Cooler/Warmer at home or office with this AC Adapter. For use with all Koolatron(r) 12V Coolers and warmers and other 12V items. Over-load and over-charge protected…. |
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Koolatron – Koolatron Voyager Cooler $107.00 The Koolatron Voyager 29 quart 12 Volt cooler is ruggedly designed with plenty of room to store and cool all your favorite travel snacks and beverages. Your family will no longer need to stop for food or soda while on the road. The time and money saved by eliminating stops at the convenience store while on trips will more than pay for the Voyager over time. A 12 Volt plug is included with your Vo… |
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43 Qt Portable Compact Refrigerator Freezer – EdgeStar $410.00 Keep your food cold while traveling with this deluxe EdgeStar FP430 portable refrigerator freezer. This powerful unit packs the strength and insulation of a home freezer into a compact and rugged appliance. For ultimate portability, this unit runs off standard household voltage, or easily connects to the cigarette lighter outlet in your car. Forget about thermoelectric portable coolers – this port… |
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Skque Car and Wall Charger for Nikon ENEL1 Series This high quality Camera Car and Wall charger is made specifically for the Nikon EN-EL1 battery. Keep your Nikon camera battery charged with this easy to swap car and wall charger combo set. The charging dock is made specifically to fit your Nikon EN-EL1 battery and is equipped with circuitry to prevent overcharging your battery…. |
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Belkin Mini Surge Protector Dual USB Charger $12.99 Protect your electronic devices while traveling…. |
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Agrizap RZUIR1 Rat Zapper Ultra $42.00 The Ratzapper Ultra IR is an enhanced version of the humane, environmentally friendly rodent trap. It uses advanced infrared technology to detect rodents before delivering a deadly shock. Four D batteries provide power for two years (not included). Bait with dry animal food. Removal Of: Rodents, Indoor/Outdoor Use: Indoor, Power Source: (4) D batteries, Dimensions L x W x H (in.): 11 1/2 x 4 x 4 … |
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Honeywell Econoswitch RPLS740B 7-Day Solar Time Table Programmable Switch for Lights and Motors $35.89 The Honeywell RPLS740B 7-Day Solar Time Table Programmable Switch for Lights and Motors helps you save money by ensuring that your lights come on only when you need them. This unit works with incandescent, halogen, and fluorescent lighting, making it ideal for indoor or outdoor use. It also works with ceiling fans, bathroom fans, pond pumps, and pool pumps. Featuring three operating modes and sev… |
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Sanyo NEW 1500 eneloop 4 Pack AAA Ni-MH Pre-Charged Rechargeable Batteries $14.99 RECHARGEABLE UP TO 1500XLOW SELF DISCHARGE BATTERIES MAINTAIN 75% CHARGE AFTER 3 YEARS OF NON-USEPRE CHARGED & READY TO USE2000 MAHNO MEMORY EFFECTAAA4 PKUPC : 043712129065Shipping Dimensions : 0.58in X 3.75in X 4.50inEstimated Shipping Weight : 0.1409… |
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Sanyo NEW 1500 eneloop 4 Pack AA Ni-MH Pre-Charged Rechargeable Batteries with Charger $21.99 4-POSITION CHARGERCAN BE RECHARGED 1500XHOLDS 75% OF CHARGE AFTER 3 YEARSNO MEMORY EFFECTSRECHARGE EMPTY OR PARTIALLY DRAINEDENVIRONMENTALLY FRIENDLYCOMPACT & LIGHTWEIGHT CHARGING SYSTEMCHARGER HOLDS 2 4 NIMH BATTERIESINCLUDES 4 PRE-CHARGED RECHARGEABLE AA ENELOOP BATTERIESUPC : 043712130054Shipping Dimensions : 1.99in X 3.75in X 7.13inEstimated Shipping Weight : 0.5726… |
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Sanyo NEW 1500 eneloop 8 Pack AAA Ni-MH Pre-Charged Rechargeable Batteries $16.99 The SEC-HR4U8BPN 4-AAA Eneloop battery pack utilizes SANYO’s advanced rechargeable battery technology allowing them to last longer than ever before! Unlike disposable batteries which can only be used only once and are wasteful to the environment, the eneloop batteries can be recharged up to 1,500 times. They come pre-charged, can be used immediately out of the pack and maintain 75% of their charge… |
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Fi-Shock SS-725CS AC Powered Light-Duty Electric Fence Charger, 5-Acre Range $21.87 5 Acre Economy Energizer For Pets & Small Animals…. |
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Portfolio Book Cover Carrying Case with Built in Bluetooth Keyboard for Samsung Galaxy Tab 7 with Stand $27.48 Built-in Wireless Bluetooth 2.0 Silicone keyboard. Stylish protective PU leather Case designed only for GALAXY Tab 7″ display stand for easy viewing. Rechargeable lithium battery lasts for approximately 45 hours per charge. Special home screen key for one-touch access to variety of applications. Light weight, quiet keystrokes, dust proof & spill-proof. Energy saving keyboard sleep mode. Intelligen… |
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Koolertron Wireless Bluetooth Keyboard Case for Galaxy Tab 7510 10.1 $32.55 ***Please kindly notice before purchase***:Order will be shipped via prior registered airmail(7-11 days delivery time when parcel shipped out,NOT 17-28 days indicated by amazon system),Tracking number is available. We save shipping postage for buyer from this.Thanks for your understanding! Features: |
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Car Charger for MSI Wind U100 Series $19.15 Charge your MSI Wind U100 Series netbook on the road with this handy MSI Wind U100 automobile charger. The car charger is built specifically to charge your MSI Wind U100 quickly and safely. A built-in IC chip prevents your MSI Wind and car from back-flow current and excessive electrical loads. The MSI Wind charger is equipped with an LED charging indicator and fits into any 12V accessory outlet or… |
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Snap Circuits Jr. SC-100 $20.99 Curious young minds can learn the basics of electronics as they build more than 100 exciting projects with this kit. Work on projects that make sound effects, engineer different types of alarms, build touch circuits and play games. Contains over 30 parts in all. No soldering is required — pieces snap together. Requires 2 “AA” batteries, not included. Box measures 10″ x 15″ x 2″…. |
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Snap Circuits SC-300 $32.75 This educational kit is loaded with more than 300 projects to build. For example, kids can learn how transistors and capacitors function, and how to make time-delay circuits. In addition, this version includes circuits showing how oscillators and photo sensors work. Projects involve an AM Radio, Burglar Alarm, Radio Announcer and more. Contains over 60 parts. Requires 4 “AA” batteries, not include… |
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Elenco Snap Circuits Green – Alternative Energy Kit $41.99 Think and learn green with the latest from the Snap Circuits family. With over 125 projects using the award-winning Snap Circuits, your kids will have fun and stay busy learning about environmentally friendly energy. Snap Circuits Green includes over 40 parts, including: hand crank, solar cell, FM radio, energy compartment, rechargeable batter, windmill, clock and analog meter. A full-color manual… |
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Motorola Vehicle Power Adapter micro-USB Rapid Rate Charger $1.49 Motorola SPN5400A microUSB Car Charger… |
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2-Port USB Car Charger Adapter $0.01 Technical Specification: Input Voltage (DC): From 12 Vdc Nominal / From 10-24Vdc Maximum ; Input Current: 1.0A max at 12Vdc ; 75% minimum at dc output full loading and nominal DC input voltage range. Output Voltage: Vout: 5.0V, Range: 5.0 – 5.6V, Vpp: 200mA max ; Output Current (DC): 0 – 1.5A ; Protection: SCP : For short circuited protection and with auto-recovery function. Operation Temperature:… |
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AmazonBasics 2-Port USB Car Charger with 2.1 Amp Output (Black) $9.99 Power two 5V accessories at the same time. Fit all types of European, American & Japanese Cars. For heavy-duty requirement device such as iPad, mobile phones, GPS, Mp3.Mp4 in car power source. LED indicator, Output voltage 5V, Output current 2.1A maximum… |
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Game Boy Color Console in Atomic Purple $79.99 With 52 brilliant colors simultaneously displayed on Game Boy Color’s small portable screen, your games look better than ever! Full color portable gaming is an awesome advance, but Game Boy Color does more than improve the appearance of your games. Game Boy Color is twice as fast as the regular Game Boy, which allows programmers to crunch more data and produce more sophisticated games. For you, th… |
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ARRIS TM502G Telephony Modem $159.99 Building upon the success of the market leading Touchstone TM402 design, ARRIS is pleased to introduce the Touchstone TM502G. The Touchstone TM502G delivers two lines of primary line Voice over IP (VoIP) along with High-Speed Data Access. The Touchstone Telephony Modem TM502G uses a single battery slot with two battery pack options to support telephony service during extended power outages. -… |
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Koolatron Multi-Purpose Adapter 110AC to 12 Volts DC ( Model AC-15) $29.99 Power your Koolatron(r) Cooler/Warmer at home or office with this AC Adapter. For use with all Koolatron(r) 12V Coolers and warmers and other 12V items. Over-load and over-charge protected…. |
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Koolatron – Koolatron Voyager Cooler $107.00 The Koolatron Voyager 29 quart 12 Volt cooler is ruggedly designed with plenty of room to store and cool all your favorite travel snacks and beverages. Your family will no longer need to stop for food or soda while on the road. The time and money saved by eliminating stops at the convenience store while on trips will more than pay for the Voyager over time. A 12 Volt plug is included with your Vo… |
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43 Qt Portable Compact Refrigerator Freezer – EdgeStar $410.00 Keep your food cold while traveling with this deluxe EdgeStar FP430 portable refrigerator freezer. This powerful unit packs the strength and insulation of a home freezer into a compact and rugged appliance. For ultimate portability, this unit runs off standard household voltage, or easily connects to the cigarette lighter outlet in your car. Forget about thermoelectric portable coolers – this port… |
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Polar RS400sd The Polar RS400sd was designed for the endurance athlete who wishes to improve their performance. This heart rate monitor comes with the Polar S1 Foot pod to track your running pace and distance. Plan, monitor and analyze your training and racing data. A great training watch for the novice triathlete looking to move into the longer endurance, Ironman-type races. Water resistant to 50 meters. Does … |
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Sanyo NEW 1500 eneloop 4 Pack AAA Ni-MH Pre-Charged Rechargeable Batteries $14.99 RECHARGEABLE UP TO 1500XLOW SELF DISCHARGE BATTERIES MAINTAIN 75% CHARGE AFTER 3 YEARS OF NON-USEPRE CHARGED & READY TO USE2000 MAHNO MEMORY EFFECTAAA4 PKUPC : 043712129065Shipping Dimensions : 0.58in X 3.75in X 4.50inEstimated Shipping Weight : 0.1409… |
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Sanyo NEW 1500 eneloop 4 Pack AA Ni-MH Pre-Charged Rechargeable Batteries with Charger $21.99 4-POSITION CHARGERCAN BE RECHARGED 1500XHOLDS 75% OF CHARGE AFTER 3 YEARSNO MEMORY EFFECTSRECHARGE EMPTY OR PARTIALLY DRAINEDENVIRONMENTALLY FRIENDLYCOMPACT & LIGHTWEIGHT CHARGING SYSTEMCHARGER HOLDS 2 4 NIMH BATTERIESINCLUDES 4 PRE-CHARGED RECHARGEABLE AA ENELOOP BATTERIESUPC : 043712130054Shipping Dimensions : 1.99in X 3.75in X 7.13inEstimated Shipping Weight : 0.5726… |
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Sanyo NEW 1500 eneloop 8 Pack AAA Ni-MH Pre-Charged Rechargeable Batteries $16.99 The SEC-HR4U8BPN 4-AAA Eneloop battery pack utilizes SANYO’s advanced rechargeable battery technology allowing them to last longer than ever before! Unlike disposable batteries which can only be used only once and are wasteful to the environment, the eneloop batteries can be recharged up to 1,500 times. They come pre-charged, can be used immediately out of the pack and maintain 75% of their charge… |
