Specifications of 50W box mod: BrandALD/OEM/ODMModelAB8540 box modBattery Capacity2500mAFunctionOLED display, multiple protection, Micro USB portSize85*40*23mmResistance0.5-4ohmColorStainless steel, Black, SilverScreweGo/510 threadCertificationCE, ROHS,GMP,BVPaymentT/T, Paypal, Western unioShippingDHL/TNT/UPS/EMS/AIRDeliverySample within 3days, Order 3-7days, OEM 7-10daysMOQ10 Units