Tiny Small MCU controlled on/off battery voltage checked RC Power Switch for RC Car Plane Boat Lipo NIHM NIcad batteries Easy to use. 1 Pcs Tiny Small MCU controlled on/off battery voltage checked RC Power Switch for RC Car Plane Boat Lipo NIHM NIcad batteries A simple push button operates the switch meaning to the problems associated with intermittent contact of an ordinary mechanical switch. It features a lipo Mode and remaining conditions of the battery The switch also features a LiPo mode, by turning this on the switch unit auto detect low LiPo voltage and cut off power to protect your LiPo from over dis-charging. This of course can be turn off if you have other safeguards in place or using NiMH/NiCad battery. Beside that the power switch informs you about the remaining capacity and conditions of your battery pack. Very little and fits in small place Color: Black Material: plastic Package Contents: 1 x Switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.