1The built-in battery can store the power and maintain the continuous power supply. Two charging methods: solar panel charging/USB power line charging. 2Low power protection, when the battery is low, the device will warn and slow down to protect itself. 3Data storage function, after power off, the device is still the data you set before. 4Simple installation, the product contains a complete set of accessories and can be installed in 10 minutes. 5Wide range of application, suitable for greenhouse farming, seedling cultivation, home vegetable farm, backyard garden, etc. 6Made of high quality material, safe, environmentally friendly and durable.Condition: 100% Item Type: Irrigation Controller Material: ABS+Silicone Color: As shown in the picture Solar Panel Size: Approx.14x13.1x1.8cm / 5.5x5.2x0.7in Irrigation Controller Size: Approx.10x6.7x5cm / 3.9x2.6x2.0in Dripping Arrow Size: Approx.10.5x5cm / 4.1x2.0in Silicone Tube Size: Approx.10m/32.8ft Lift Height: Approx.3m/9.8ft Weight: Approx.856g/30.2oz }1 x Silicone Tube1 x Irrigation Controller15 x Drip Arrow15 x Three-way Connector1 x Sinking Head1 x USB Power Line1 x Solar Panel1 x Instruction Manual1. Please allow 12cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.