Wide Compatibility: For hiboy electric scooter charger Compatible with Hiboy S2 Pro/S2 Lite/S2/KS4/KS4 Pro/NEX/NEX3/Max/ Max3/Max V2 36V Lithium-ion Battery Please Note:42V for hiboy electric scooter charger ❌ Non-compatible with Hiboy S2R. NOT for 48V ❌ and ❌54.6V . Power Specifications: For hiboy s2 charger Input: 100-240V AC, 50-60Hz; Output: 42V2A; 9.8ft longer power cord.The 1 prong plug barrel is 5.5 mm OD, 2.1 or 2.5 mm ID. Safety Features: For hiboy scooter charger conforms to the standard of CE/FCC/RoHS/ETL listed, with intelligent protection technology, over-voltage protection, short-circuit prevention, over-current Customer Support: VHBW for hiboy s2 pro charger backed by a 12-month support period to ensure reliable performance VHBW 42V Charger for Hiboy Scooter Compatible with Hiboy S2 Pro/S2 Lite/S2/KS4/KS4 Pro/NEX /NEX3/Max/Max3/Max V2 36V Lithium-ion Battery