A:it can be used without power supply wire , remove strongly
B:extra-energy lithium battery, it can last for 7 hours working
C:big power and high brightness
D:light spots clearly and adjustablw
E:universal voltage, it can be apply to ac/dc
D:it can connect to magnification and ccd photograph system.
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questions about Pricing, Minimum Order Quantity, Delivery Timelines etc. Detailed Messages
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