Mijing CH5 Intelligent Motherboard Layered Desoldering Platform for Phone X-12 pro max PCB Teardown, MJ CH5 phone Motherboard Preheating Separating Desoldering Tools for Phone X Xs Xs Max 11 11 pro 11 pro max 12 12 pro 12 pro max 12 mini. MJ CH5 Pre-Heating groove for phone X XS XS-MAX MJ CH5-BC Pre-Heating groove for phone 11 11 pro 11 pro max MJ CH5-E Pre-Heating groove for phone 12/12 pro/12 pro max/12 mini Features : Precise positioning, precise temperature, rapid temperature rise, non-slip weight increase, digital display temperature, intelligent 15 minutes sleep, 183 three minutes extreme speed rise, fast stratification, safe disassembly, no damage to the motherboard.