Panasonic
Solar Cells Handbook, Page 22
August 1998
7. MICRO-POWER SIGN UNIT
7.1
General Information
This is a sign unit featuring high visibility, using a com-
pact, highly reliable micro-power supply, which
combines the outdoor type Sunceram II cell with lithium
rechargeable batteries or nickel-cadmium batteries, the
unit incorporates a high-luminance LED and an on-off
flashing circuit. The unit automatically discriminates
day from night, automatically lighting the LED at night.
The solar cell charges the rechargeable batteries in
daylight even in cloudy or rainy weather, lighting the
unit automatically every night. Specifications such as
continuous lighting or flashing, type of LED, and
flashing cycles are designed to meet users' needs.
7.2
Features
Compact structure comprising a control circuit and
rechargeable batteries; Easy-use design with solar cell
and day-night discriminating function, long-life, high-re-
liability design combining solar-ray resistant solar cell
with lithium rechargeable batteries or nickel-cadmium
batteries with excellent temperature characteristics
and charging/discharging characteristics.
7.3
Applications
•
Facilities
Marker poles in parking lots
Warning lights on construction sites
Road marker lights
Keyhole markers
Doorbell markers
Outdoor decorative illuminations
Other marker lights
•
Vehicles
Clearance lamps of automobiles
Identification lamps of bicycles
•
Sports
Identification lamps for nighttime jog-
ging; Marker lights for camping and
nighttime flashing
