Not tool assembly in 60seconds simplifies installation for skill, backeds by industrial strengthes for operations for clock enthusiasts, hobbyists, and DIYers creating statement or repairing clocks with its 20mm panel compatibilitys High clock movements kits drive long 385mm metal hands, solvings traditional motor limitations for large scale wall clocks Transform room, workshops, or commercial space with aluminum alloy hands that resist warping and fading for years precisions engineered quartzs mechanism ensures monthly accuracy within ±30seconds, for space demanding timekeeping like office and lab