1. Voltage measurement range: AC60-500V2. Measurement error: 2 percent3. Ambient temperature: -25-50 degrees celsius4. Small size, can display voltage and current on the same screen at the same time5. Equipped with a distributor, no need to connect external current transformer, easy to test6. Use high current terminals, active block contact surface is large, solid and reliable connecting wires7. 3-digit double LED digital display, clear at a glance, easy to observe, clear readings8. Size: 69 x 42 x 16mmSpecification: Package Weight One Package Weight 0.06kgs / 0.14lb One Package Size 8cm * 5cm * 4cm / 3.15inch * 1.97inch * 1.57inch Qty per Carton 360 Carton Weight 20.00kgs / 44.09lb Carton Size 51cm * 38cm * 32cm / 20.08inch * 14.96inch * 12.6inch Loading Container 20GP: 429 cartons * 360 pcs = 154440 pcs40HQ: 998 cartons * 360 pcs = 359280 pcs