Feature: 1. When the alarm is set for the remaining amount of water, the meter will automatically close and the valve will be opened only after the user swips the card. 2. When stimulated by the outside world, the water meter will automatically close, and the valve can be opened after elimination. 3. The water meter will automatically switch the valve once a time to discharge water automatically to avoid fouling and rust. 4. The remaining water amount and other parameters can be displayed by LCD, and the information of the remaining water amount can be viewed by the user card. 5. When the amount of recharge exceeds limited amount, the water meter will not read the amount of water purchased in the card until the sum of the remaining amount and the amount purchased is less than limited amount. Specification: Condition: 100% Brand New Item Type: Water Meter Material: Plastic + Copper + Glass Power Supply: 3.6v Lithium battery (built-in) v\:* {behavior:url( default VML);} o\:* {behavior:url( default VML);} x\:* {behavior:url( default VML);} .shape {behavior:url( default VML);} v\:* {behavior:url( default VML);} o\:* {behavior:url( default VML);} x\:* {behavior:url( default VML);} .shape {behavior:url( default VML);} Model Common Flow Q3 Range Ratio Q3/Q1 Q2/Q1 Q4/Q3 LXSK-15E 2.5m³/h 80 1.6 1.25 Accuracy Class Maximum Permissible Error 2 Q1≤Q＜Q2 Q2≤Q≤Q4 ±5% ±2% Length L1 Width B Height H Connection Type 165mm/6.5in 85mm/3.3in 105mm/4.1in Thread G4(3)B Package List: 1 x Water Meter1 x Setting Card1 x Reset Card2 x Brass Water Meter Connector2 x Brass Nut Connector2 x Buffering Ring