Bluetooth working range: 10~30 meters. Good connect in the field without barrier.
Erasable highlighter mark thing right the way.
output | 3W |
---|---|
input | DC 5V |
colors | black, blue, white |
playing time | 2hrs |
charging time | 1hr |
Sensitive | 80~85 db |
frequency | 20~20KHz |
powered by | USB-C |
product size | dia8.5*7.5 cm |
weight | 80g |
packing included:
Features:
Certificates:
We will contact you within 1 working day, please pay attention to the email with the suffix “@hklby.com”.