Smart Switch Module SPEC: 802.11b/g/n, 2.4GHz Wi-Fi, Bluetooth; Input: 100-250V(AC), 50/60Hz, 24-60V(DC); Output: 100-250V(AC) 10A, 1.5A Motor, 150W LED; 5-24V(Only for Dry Contact Mode) 10A; 24-30V 10A; 30-48V 1.5A; 48-60V 1A; 44.7*33.9*16.1mm; Neutral wire required. FEATURE: Dry Contact Mode Compatible, can use for low voltage products; Matter certified; works with Apple Home, Alexa, Google Assistant, and Samsung SmartThings; Energy Monitoring(can indentify generation or consumption, NOT applicable with DC input); Zero-crossing protection; Bluetooth Direct Control; TSS(TP-Link Simple Setup); Voice Control; Remote Control; Schedule; Timer