Note first For transportation safety the battery power only retains 20 30 when it leaves the factory Please fully charge then useit after receiving the product Specifications BrandDIDEEPModelD4000Use Time5HoursRated Power240WAir Supply Flux56L minDive DepthMax Diving Depth 15 MetersProduct Size28 5 20 18 5cm 11 22 7 87 7 28inchPackage Size480 385 255mm 18 89 15 15 10 05inchBattery Capacity2 40000mAHBattery Weight4kgProduct Weight6 5kg Features 1 Deep Diving The intelligent submersible respirator can dive up to 15m allowing you to better explore the underwater world and breathe freely 2 Replaceable Battery The battery can be replaced at will which can easily increase the diving time and enjoy more free in diving 3 Magnetic Switch The diving equipment is designed with magnetic switch without opening or wiring which can reduce water leakage and circuit failure and ensure safe and reliable use 4 Built in Water Pump The built in water pump of the machine continuously pumps water and extends the life of the motor and battery by 40 through winding the motor cooling tube to cool down 5 Inflatable Float Not afraid of overturning in the waves it can be folded for convenient storage and the motor and battery compartment can be lifted above the water to reduce the danger of water leakage by 60 Package includes 1 x Host Box2 x Battery1 x Wearable Satchel1 x Charger1 x Conversion Head1 x Telescopic tube secondary respirator1 x Diving Glasses1 x Buoyancy1 x Warnin