1. Basic current: 100A2. Reference voltage: 50-300V3. Frequency: 50/60Hz4. Display mode: digital display5. Parameters:- Voltage: measuring range: AC50-300V; starting voltage: 50V; measuring accuracy: +/- 1 percent- Current: measuring range: 0.02-100A; starting current: 0.02A; measuring accuracy: +/-1 percent- Active power: measuring range: 0.5-30kW; starting current: 0.5W; measuring accuracy: +/-1 percent- Power: measuring range: 0-1999kWh; overflow hold, unless it is considered to be cleared to zero; measuring accuracy: +/-1 percent6. Dimensions: 78 x 34 x 65mmFunction:1. Measurement of AC voltage, current, active power, electricity and display through the LCD liquid crystal screen2. Backlight control: short press the key to turn on or off the backlight3. Power zeroing: press and hold the key for more than 3 seconds until the power flashes, release the key and press it again to zero the power, otherwise it will stop flashing after 3 seconds and not zero the power4. Data saving: power, backlight status can be saved after power failureSpecification: Package Weight One Package Weight 0.13kgs / 0.30lb One Package Size 9cm * 6cm * 8cm / 3.54inch * 2.36inch * 3.15inch Qty per Carton 120 Carton Weight 16.70kgs / 36.82lb Carton Size 50cm * 38cm * 34cm / 19.69inch * 14.96inch * 13.39inch Loading Container 20GP: 412 cartons * 120 pcs = 49440 pcs 40HQ: 958 cartons * 120 pcs = 114960 pcs