Sinotimer 2 Pcs Seconds Control Timer Switch Large Screen Digital Display Hot Pin Voltage Output Time Controller, Tm630S-4 12V & Tm630S-2 220V Perfect for household use in pannel mounted 5000 Watt/30 Amps,1NO+1NC 24 hours/7 days a week programmable,Built-in Battery for saving the memory when power failure,Auto time error correction+/-30 sec,weekly Repeat programs with 16 on/off settings,and setting on/off manually color:White Material:ABS+electronic components Size about:10*6*4cm Specification:Tm630S-4 12V & Tm630S-2 220V Package Contents: 2 * Timer Switch TM630S 2 * English language Only the above package content, other products are not included. Note: Light shooting 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.