Kastar 2-Pack EN-EL3A Battery and LED2 USB Charger Compatible with Nikon EN-EL3, EN-EL3a Battery, Nikon MH-18, MH-18a, MH-19 Charger, Nikon D50, D70, D70s, D100, D100 SLR Cameras

Battery Type: Lithium-Ion; Battery Voltage: 7.4V; Battery Capacity: 2650mAh. Kastar LED2 USB Dual charger, can charge 2 batteries at the same time. Easy to carry, the Charger Input: 5V 2A 10W; Output: 8.4V 650mA(x1) 650mA(x2). Intelligent LED USB dual charger displays charging status and battery capacity. Multiple charging option, Micro-USB input and Type-C input, come with a Micro USB cable.