The Velleman Universal Battery Charger/Discharger Kit is a versatile circuit that will keep your robot's batteries running.
This battery charger kit can charge up to eight NiCd or NiMH rechargeable batteries. It provides a selectable charge current from 15mA to 750mA and features both quick and normal charging modes. The quick mode can recharge your batteries in less than an hour. Normal charging mode features a full discharge cycle to maximize the life of your rechargeable batteries.
Build your own battery charger. Your robot will thank you for it.
This electronic kit requires basic soldering skills.