General description Battery holder designed for 2x 18650 batteries, featuring a pin connector for easy installation. This holder includes a cap and an on/off switch for convenient operation. Technical specifications Model: BW3X2 Rated voltage: DC 7.4V Size: 8.8 x 4.1 x 2.2 cm (LxWxH) Length: 16 cm Material: Plastic Color: Black Other information Package includes: 10 x Battery Box Holder (batteries not included) Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product. The measurement allowed error is +/- 1-3 cm.