HMP 510s are now Powered By HoneyStick! Our new 510 Batteries are the perfect starter accessory for concentrates, featuring a 400 mAh battery, 3 temperature settings, standard 510 attachment for concentrate cartridges, and USB charger HMP 510s are now Powered By HoneyStick! Our new 510 Batteries are the perfect starter accessory for concentrates, featuring a 400 mAh battery, 3 temperature settings, standard 510 attachment for concentrate cartridges, and USB charger. Available in a variety of colours