The T110 Tank sender unit easily pairs with any Aquatel D110 Multi-tank capable system, see D110. You can pair up to six Aquatel T110 Tank Senders to any one D110 display. These have a standard working range of up to 300m (1000 feet) line of sight or when used with our Aquatel AQ920-7 custom booster antenna systems, you can achieve up to 6 miles (10 km) line of sight. You can have trees, buildings, concrete walls, floors etc between the Tank and Display units, however every obstruction will shorten the working radio range. See Booster Antennas.
The Aquatel T110 Tank Sender Unit, runs on 4 x AA batteries, please refer to this link for recommend battery type "recommended battery type". The T110 will provide over 100,000 level updates, so when these are setup to check your fluid level every 15 minutes, you should expect a little over 2 years battery life. Please ensure batteries are always removed or replaced when flat, as leaving batteries flat batteries in the device when flat, may result in damage to the device from the batteries leaking. Please note: Damage to the device from battery leakage is not covered under our manufacturers Warranty.