SpecificationSize: 600mm× 370mm× 60mm(SH-3), 600mm× 375mm× 50mm(SH-4)Input voltage: AC 220V+20%Length of the cable: 1.5mPower: The normal working state is not greater than 30VARelative humidity: 30%~85%Test distance: 5mWeight: 2.3kgs HS Code: 90185000 Trademark: FAR EAST Model NO.: SH-4 Productivity: 1000PCS/MONTH Unit Price/Payment: $45.00 Origin: China Packing: Carton Min. Order: 5PCS Transportation: By Sea/Air Company: Langfang Far East Prosperous Optical Instrument Co., Ltd.