Working Voltage: DC3.5V-DC12V (Wide Range Working Voltage DC3.7V 4.5V 5V 6V 9V 12V all is ok) (it can work with DC Power / Rechargeable lithium battery / Rechargeable ) Max Load: 1A (have better Load less than 700ma) Quiescent Current: 5ma Relay Working Current: 20-30ma Size: 25 x 11 x 8mm Working frequency: 433MHZ Working mode: jog, self-locking, , welding spot switching Working Mode: Momentary Toggle Optional by leaving massage Encoding Type: Learning Dot to add Transmitter Normally Open Port (NO) Common Port () Normally Port (NC) Input DC3.5V-DC12V Output 0V Switching Value use Relay NO NC Momentary----- Press and Hold---ON, Release----OFF Toggle-------Press one time ----ON. Press it again ----OFF Latched--------Press A ----ON, Press B-----OFF Material: PCB+plastic colour: as shown Package Contents: 1 x Receiver 1 x Remote(2 CR2016 button batteries not included) 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.