What's in the box:

Digital Electric Energy Meter Single Phase DIN Rail Electricity Meter One Phase Two Wire Multifunction Electrical Meter (White)

This energy meter can measure electrical parameters such as energy, voltage, current and power, and auto loop display the readings. Its compact and easy to install, safe to use.

Features:
LCD display with backlight: It can easily read at a glance in dim environment and automatically shut off the backlight after 30 seconds without operation.
Auto loop display four data: the readings of energy consumption, voltage, current and power will be automatically switched in the screen, each one stays for 6 seconds.
Quality material and high accuracy: retardant housing to ensure safety, SMT chip technology integrated circuit provides accurate measurement, excellent conductivity, corrosion resistance, and stable performance.
Compact and user-friendly: 35mm rail for installation, and can be directly installed in the electric box, occupying only 2P position.

Specifications:
Material: ABS
Model: DDSU1897
Display: LCD Backlight / LCD without Backlight (Optional)
Wiring: top points for input and bottom points for output, or vice versa
Current: 5(60)A/5(80)A
Voltage: 220VAC/50Hz
Power: 17000W
Mounting: Distribution box / DIN rail
Display: LCD
Operating Temperature: -20?~55?
Item Size: 7.85 * 3.65 * 4.3cm / 3.09 * 1.43 * 1.69in
Item Weight: 100g / 3.52oz
Package Weight: 135g / 4.76oz
Package Size: 8 * 5 * 5cm / 3.14 * 1.96 * 1.96in

Packing List:
1 * Energy Meter
1 * User Manual