[SOLAR POWERED]Diaotec Solar Powered Mole Repeller is powered by a efficient solar panel, which ONLY REQUESTS 4 HOURS FOR FULL CHARGING under sunlight. When fully charged, the mole repellent maintain continuous 24hours/7days protection even when cloudy day.[HIGH OPERATING FREQUENCY]Every 25 seconds ,Diaotec Solar Powered Mole Repeller emits vibration and buzz sounds LASTING 3 SECONDS. Such high frequency operating to rodents sound like their natural danger signals so cause them to avoid the area soon.[LONG ALUMINUM TUBE]DIAOTEC MOLE REPELLER comes with 2pcs aluminum tubes, long spike allows you to leave enough long of spike above ground, for avoiding water enter into the tube when waterlogging. It also allows you to leave enough long of spike to plate into soil, for driving the moles hidden deeply away.[CHEMICAL-FREE AND WATERPROOF] Diaotec Mole Repeller is safe for use around pets and children. No need chemicals, poison sprays or traps,with excellent waterproof design, suitable for all weather conditions.[GREAT PROTECTION RANGE]Diaotec Solar Powered Mole Repeller protects your gardens and lawns from moles, voles, mice, rats and other burrowing animals around 7,500 sq.ft LONG ALUMINUM TUBE: DIAOTEC MOLE