Recharge up to four AA or AAA Ni-MH batteries. This handy charger, which utilises Delta V voltage detection, charges batteries to their optimal level to ensure long life. Charge state can be monitored on the integrated electric blue LCD. Charge on the go with the car cigarett...


PowerBoost 1000C is the perfect power supply for your portable project! With a built-in load-sharing battery charger circuit, you'll be able to keep your power-hungry project running even while recharging the battery! This little DC/DC boost converter module can be powered by ...


Allows two batteries to be charged from your engine alternator at the same time. When your engine is on and the start battery is sufficiently charged the isolator kit will begin charging the second (auxiliary) battery simultaneously. When the voltage of the start battery drops...


A more chemically stable type of lithium rechargeable battery, suitable for LED torches, etc.


As used in many small games etc.


This is an interesting kind of battery holder, usually you'll see ones that are designed for holding like AAA's or something. This battery holder is designed to clip into and hold camcorder batteries. Specifically, the common SONY NP-Fxx series of batteries and compatibles, ma...


Keep your power source safe and toasty in these waterproof 3xAA battery holders.


Replacement lithium ion battery for QC8075/77 action cameras.


The 18650 lithium battery is a commonly used lithium battery in electronic products. It is often used in batteries of laptop computers and power banks. 18650, which refers to a battery with a diameter of 18mm and a length of 65mm.


This is a Wireless car key FOB with 4 buttons: Lock,unlock,mute and alarm on.  A blue led will light on when any button were pressed. Use this FOB to communicate with Codec-Adaptive Wireless Relay for your remote control project. The communication distance can arrive at 20m.


These heavy duty solder-less range of brass plated zinc battery terminals have got you connected.


This battery tester quickly, easily, and accurately measures the actual cold cranking amps capability of the vehicle starting battery. It tests most automotive cranking lead acid batteries, including an ordinary lead acid battery, AGM flat plate battery, AGM spiral battery, an...


Length 98mm. Max jaw opening 25mm


These add genuine deep-cycle batteries to Jaycar's already substantial range of batteries. As with all gel cells, they can be operated and charged in any position, are leakproof and completely sealed. Gel batteries are ideal for solar power, camping, 4WD, auxilliary applicatio...


This is a good Li-po battery for projects like small robotics and radio-controlled projects. With high discharge rates and big capacity, it can nicely feed the stomach of your projects. This high power output battery has very special internal structure, which requires dedicate...


The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s adjustable, this charger will be able to safely charge most of our single-cell batteries with ease. With its onboard charge rate selector, you will be abl...


Supplied with solder tabs to make into battery packs for replacement or new projects.


All have insulated colour coded handles.


Blister Packed




Battery Balancer & Watt Meter displaying readings in watt meter mode.


A medium-sized rechargeable battery pack for your Raspberry Pi (or Arduino, or Propeller, or anything else that uses 5V!).


This handy unit provides mains and 12V car power options, so you can charge batteries at home or on the go. It provides charging for up to four Li-ion, Ni-MH, or Ni-Cd batteries. Providing up to 1000mA charging (500mA per battery when using all four channels) for fast rechargi...


The power module is the most essential module and provides electricity to all other modules.....via a 9v battery (not included)


Capacity: 45mAhSize: 16 x 1.5mm


Spare battery for R/C Apache helicopter.


By popular demand, we now have a handy extension cord for all of our JST-terminated battery packs (such as our LiIon/LiPoly and 3xAAA holders).


Keep your power source safe and toasty in these waterproof 2xAA battery holders.